The No. 1 concern with any aircraft cabin heating system is safety. In the muffler-based heating systems found in single-engine aircraft, the primary danger comes from carbon monoxide. Here are tips for inspecting your heating system to make sure it’s safe.

AOPA is standing ready to work with the FAA and industry to break down the barriers to meeting the 2020 ADS-B Out mandate. At the top of the association’s list of concerns is lowering the cost to comply.

The most important place to start with any repair or alteration is with an assessment of whether it is a major or minor alteration. This is critical because the approval and documentation requirements for major vs. minor alterations are significantly different and, in fact, can be the difference between a simple logbook entry and a complex FAA approval process.